# 待办鸭 vs Quadrant

The clearest difference is update cadence: 待办鸭 at fortnightly against Quadrant's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

待办鸭 ships an update fortnightly, Quadrant every 4 months. The most recent releases landed on October 8, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 待办鸭 | Quadrant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Size | 3 MB | 1 MB |
| Requires iOS | **17.6** | 18.6 |
| Devices | iPhone, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [朝峰 陈](https://appshunter.io/developer/1868597907) | [宁 赵](https://appshunter.io/developer/1879334826) |

## What reviewers say

### 待办鸭

[App page](https://appshunter.io/ios/app/and/id6757746591)

**Features:** Vision Pro support

**In-app purchases:** none


### Quadrant

[App page](https://appshunter.io/ios/app/quadrant/id6762456282)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 待办鸭 free?

待办鸭 is free to download, with no in-app purchases.

### Is Quadrant free?

Quadrant is free to download, with no in-app purchases.

### Do 待办鸭 or Quadrant have ads?

Neither 待办鸭 nor Quadrant shows ads.

### Which is updated more often, 待办鸭 or Quadrant?

待办鸭 ships an update fortnightly, and Quadrant every 4 months. Most recently, 待办鸭 was updated on October 8, 2026 and Quadrant on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*